Rapid: Individual Calculations June 2023
 Behrooz, Amir Mohammad  Total change: 56.60  Rating chartPersonal card
 Alborz Rapid 15 Ordibehesht 1402 Alborz IRI 2023-05-12
RcRownchangeKK*chgGame
 1708 1605 2.00 6 -0.29 20 -5.80 
  Khodabandeh, Milad 1878 IRI0.001-0.1720-3.40 
  Ghorbani, Kian 1307 IRI1.0010.15203.00 
  Chavari, Mohammad Mahdi 1998 IRI0.001-0.0820-1.60 
  Bajalan, Mohammad 1399 IRI1.0010.24204.80 
  Efafi, Ebrahim 1869 IRI0.001-0.1820-3.60 
  Keyhan, Salman 1795 IRI0.001-0.2520-5.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 Tehran Grand Prize Chess Tournament Tehran IRI 2023-05-12
RcRownchangeKK*chgGame
 1577 1605 6.50 11 0.82 20 16.40 
  Daraei, Kamyar 1343 IRI1.0010.18203.60 
  Abedini, Morteza 1829 IRI0.5010.28205.60 
  Samadi, Hadi 1844 IRI0.001-0.2020-4.00 
  Momtahan, Hossein 1792 IRI0.001-0.2620-5.20 
  Jafari, Fazael 1401 IRI1.0010.24204.80 
  Ali Hoseini, Arsam 1205  * IRI1.0010.08201.60 
  Abdollahi, Tanaz 1251 IRI1.0010.11202.20 
  Nasiri Evanaki, Mohammad Yasin 1220 IRI1.0010.09201.80 
  Ghaffari, Mehdi 1791 IRI1.0010.742014.80 
  Sheikhi Narani, Saeid 1920 IRI0.001-0.1420-2.80 
  Ebrahimi Rashti, Asal 1752 IRI0.001-0.3020-6.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 Alborz Rapid 29 ordibehesht 1402 Alborz IRI 2023-05-19
RcRownchangeKK*chgGame
 1700 1605 5.00 7 2.30 20 46.00 
  Razaghi, Behrooz 2025 IRI0.001-0.0720-1.40 
  Doroudi, Mashhoud 1201 IRI1.0010.08201.60 
  Ghorbani, Kian 1307 IRI1.0010.15203.00 
  Keyhan, Salman 1795 IRI1.0010.752015.00 
  Jalali, Armin 1721 IRI0.5010.16203.20 
  Izady, Mohammad 1972 IRI0.5010.40208.00 
  Mahmoodi, Nader 1880 IRI1.0010.832016.60 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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